Daichi (竹原大地) Takehara
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Born : 1982
Cat. M40 Ultrarunner since 2019
8
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
24
DUV-index+ ?Largest integer N such that the race distances provide at least N complete segments of N km in total. A single long race may therefore contribute several segments. See the DUV-Index tab for the detailed calculation. calculation details
1
Countries visited ?Japan
Japan73,0%
Rank quotient ?This runner's calculation uses 8 eligible race(s): Σ(rank − 1) = 828; Σ finishers = 1 135. 828 / 1 135 × 100 = 72.95%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed8
Km — ultra races644 km
> 100 km1
> 160 km1
Longest race160,9 km
3rd Kuman 100 — 8/6/2024
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Trail100,0%
HISTORY
8 race(s)| Date | Race | Perf. | Rk | |
|---|---|---|---|---|
| 2026 | ||||
| 28.03 | 50km | 34th Mt. Rocco Cannonball Run - 50 km Speed |
11:08:30 h | 186 |
| 2025 | ||||
| 02.11 | 100km | 5th OSJ Kami 100 |
22:29:54 h | 109 |
| 17.08 | 60km | 14th World Geopark Trail Run in Sanin Kaigan |
10:17:59 h | 45 |
| 2024 | ||||
| 08.06 | 100mi | 3rd Kuman 100 |
34:33:07 h | 18 |
| 2021 | ||||
| 06.11 | 100km | 1st OSJ Kami 100 |
23:28:51 h | 209 |
| 04.04 | 50km | 1st Yasu Ultrunrace 50 km |
10:39:55 h | 23 |
| 2019 | ||||
| 29.09 | 53km | 7th Trainic world Soto-Chichibu Trail Run 50km |
9:39:02 h | 158 |
| 25.08 | 70km | 6th Tsukuba Renjyo 70 km Road & Trail Run |
11:21:16 h | 88 |
| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 8/6/2024 | 3rd Kuman 100 | 160,93 | ×6 |
| ✓ 2 | 2/11/2025 | 5th OSJ Kami 100 | 100,00 | ×4 |
| ✓ 3 | 6/11/2021 | 1st OSJ Kami 100 | 100,00 | ×4 |
| ✓ 4 | 25/8/2019 | 6th Tsukuba Renjyo 70 km Road & Trail Run | 70,00 | ×2 |
| ✓ 5 | 17/8/2025 | 14th World Geopark Trail Run in Sanin Kaigan | 60,00 | ×2 |
| ✓ 6 | 29/9/2019 | 7th Trainic world Soto-Chichibu Trail Run 50km | 53,00 | ×2 |
| ✓ 7 | 28/3/2026 | 34th Mt. Rocco Cannonball Run - 50 km Speed | 50,00 | ×2 |
| ✓ 8 | 4/4/2021 | 1st Yasu Ultrunrace 50 km | 50,00 | ×2 |